Pith Number

pith:QSXV3J64

pith:2021:QSXV3J64MSLTVDIHEWOEIX3BRF

not attested not anchored not stored refs pending

Preferential Temporal Difference Learning

Doina Precup, Nishanth Anand

arxiv:2106.06508 v2 · 2021-06-11 · cs.LG · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QSXV3J64MSLTVDIHEWOEIX3BRF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T03:07:49.810714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84af5da7dc64973a8d07259c445f618958ce65cd86271b0ddd4b04e7daee13c9

Aliases

arxiv: 2106.06508 · arxiv_version: 2106.06508v2 · doi: 10.48550/arxiv.2106.06508 · pith_short_12: QSXV3J64MSLT · pith_short_16: QSXV3J64MSLTVDIH · pith_short_8: QSXV3J64

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/QSXV3J64MSLTVDIHEWOEIX3BRF \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 84af5da7dc64973a8d07259c445f618958ce65cd86271b0ddd4b04e7daee13c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fdb52c1ae29d45a2f5ed163770376ce03e79c9dda2b4a47c785fd86676f5a15",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-06-11T17:05:15Z",
    "title_canon_sha256": "ea9f3699f366cd9622c6215ef020f0c6149c324754e44826b82174b96a5fa395"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.06508",
    "kind": "arxiv",
    "version": 2
  }
}